addresses the case for using ENUM over VARCHAR for low cardinality columns
For performance issues on which sort algorithm does a join select is addressed at
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> Date: Fri, 29 Aug 2008 15:30:16 +0200
> From: wharms@stripped
> To: perrin@stripped
> CC: mysql@stripped
> Subject: Re: performance key-value - int vs ascii ?
> the results support my suspect
> Perrin Harkins schrieb:
> > On Fri, Aug 29, 2008 at 4:57 AM, walter harms <wharms@stripped> wrote:
> >> Since diskspace is plenty i thinking about to use the name directly. does
> >> anyone has any idea
> >> what is the performance penalty ?
> > - Perrin
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